Merge branch 'master' of /home/cbou/linux-2.6
[linux-2.6] / arch / arm / mach-orion5x / rd88f5181l-fxo-setup.c
1 /*
2  * arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c
3  *
4  * Marvell Orion-VoIP FXO Reference Design Setup
5  *
6  * This file is licensed under the terms of the GNU General Public
7  * License version 2.  This program is licensed "as is" without any
8  * warranty of any kind, whether express or implied.
9  */
10
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
14 #include <linux/pci.h>
15 #include <linux/irq.h>
16 #include <linux/mtd/physmap.h>
17 #include <linux/mv643xx_eth.h>
18 #include <asm/mach-types.h>
19 #include <asm/gpio.h>
20 #include <asm/leds.h>
21 #include <asm/mach/arch.h>
22 #include <asm/mach/pci.h>
23 #include <asm/arch/orion5x.h>
24 #include "common.h"
25 #include "mpp.h"
26
27 /*****************************************************************************
28  * RD-88F5181L FXO Info
29  ****************************************************************************/
30 /*
31  * 8M NOR flash Device bus boot chip select
32  */
33 #define RD88F5181L_FXO_NOR_BOOT_BASE            0xff800000
34 #define RD88F5181L_FXO_NOR_BOOT_SIZE            SZ_8M
35
36
37 /*****************************************************************************
38  * 8M NOR Flash on Device bus Boot chip select
39  ****************************************************************************/
40 static struct physmap_flash_data rd88f5181l_fxo_nor_boot_flash_data = {
41         .width          = 1,
42 };
43
44 static struct resource rd88f5181l_fxo_nor_boot_flash_resource = {
45         .flags          = IORESOURCE_MEM,
46         .start          = RD88F5181L_FXO_NOR_BOOT_BASE,
47         .end            = RD88F5181L_FXO_NOR_BOOT_BASE +
48                           RD88F5181L_FXO_NOR_BOOT_SIZE - 1,
49 };
50
51 static struct platform_device rd88f5181l_fxo_nor_boot_flash = {
52         .name                   = "physmap-flash",
53         .id                     = 0,
54         .dev            = {
55                 .platform_data  = &rd88f5181l_fxo_nor_boot_flash_data,
56         },
57         .num_resources          = 1,
58         .resource               = &rd88f5181l_fxo_nor_boot_flash_resource,
59 };
60
61
62 /*****************************************************************************
63  * General Setup
64  ****************************************************************************/
65 static struct orion5x_mpp_mode rd88f5181l_fxo_mpp_modes[] __initdata = {
66         {  0, MPP_GPIO },               /* LED1 CardBus LED (front panel) */
67         {  1, MPP_GPIO },               /* PCI_intA */
68         {  2, MPP_GPIO },               /* Hard Reset / Factory Init*/
69         {  3, MPP_GPIO },               /* FXS or DAA select */
70         {  4, MPP_GPIO },               /* LED6 - phone LED (front panel) */
71         {  5, MPP_GPIO },               /* LED5 - phone LED (front panel) */
72         {  6, MPP_PCI_CLK },            /* CPU PCI refclk */
73         {  7, MPP_PCI_CLK },            /* PCI/PCIe refclk */
74         {  8, MPP_GPIO },               /* CardBus reset */
75         {  9, MPP_GPIO },               /* GE_RXERR */
76         { 10, MPP_GPIO },               /* LED2 MiniPCI LED (front panel) */
77         { 11, MPP_GPIO },               /* Lifeline control */
78         { 12, MPP_GIGE },               /* GE_TXD[4] */
79         { 13, MPP_GIGE },               /* GE_TXD[5] */
80         { 14, MPP_GIGE },               /* GE_TXD[6] */
81         { 15, MPP_GIGE },               /* GE_TXD[7] */
82         { 16, MPP_GIGE },               /* GE_RXD[4] */
83         { 17, MPP_GIGE },               /* GE_RXD[5] */
84         { 18, MPP_GIGE },               /* GE_RXD[6] */
85         { 19, MPP_GIGE },               /* GE_RXD[7] */
86         { -1 },
87 };
88
89 static struct mv643xx_eth_platform_data rd88f5181l_fxo_eth_data = {
90         .phy_addr       = -1,
91 };
92
93 static void __init rd88f5181l_fxo_init(void)
94 {
95         /*
96          * Setup basic Orion functions. Need to be called early.
97          */
98         orion5x_init();
99
100         orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes);
101
102         /*
103          * Configure peripherals.
104          */
105         orion5x_ehci0_init();
106         orion5x_eth_init(&rd88f5181l_fxo_eth_data);
107         orion5x_uart0_init();
108
109         orion5x_setup_dev_boot_win(RD88F5181L_FXO_NOR_BOOT_BASE,
110                                    RD88F5181L_FXO_NOR_BOOT_SIZE);
111         platform_device_register(&rd88f5181l_fxo_nor_boot_flash);
112 }
113
114 static int __init
115 rd88f5181l_fxo_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
116 {
117         int irq;
118
119         /*
120          * Check for devices with hard-wired IRQs.
121          */
122         irq = orion5x_pci_map_irq(dev, slot, pin);
123         if (irq != -1)
124                 return irq;
125
126         /*
127          * Mini-PCI / Cardbus slot.
128          */
129         return gpio_to_irq(1);
130 }
131
132 static struct hw_pci rd88f5181l_fxo_pci __initdata = {
133         .nr_controllers = 2,
134         .swizzle        = pci_std_swizzle,
135         .setup          = orion5x_pci_sys_setup,
136         .scan           = orion5x_pci_sys_scan_bus,
137         .map_irq        = rd88f5181l_fxo_pci_map_irq,
138 };
139
140 static int __init rd88f5181l_fxo_pci_init(void)
141 {
142         if (machine_is_rd88f5181l_fxo()) {
143                 orion5x_pci_set_cardbus_mode();
144                 pci_common_init(&rd88f5181l_fxo_pci);
145         }
146
147         return 0;
148 }
149 subsys_initcall(rd88f5181l_fxo_pci_init);
150
151 MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design")
152         /* Maintainer: Nicolas Pitre <nico@marvell.com> */
153         .phys_io        = ORION5X_REGS_PHYS_BASE,
154         .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
155         .boot_params    = 0x00000100,
156         .init_machine   = rd88f5181l_fxo_init,
157         .map_io         = orion5x_map_io,
158         .init_irq       = orion5x_init_irq,
159         .timer          = &orion5x_timer,
160         .fixup          = tag_fixup_mem32,
161 MACHINE_END